Alternative Titles Synonyms: Houkago Nyan Nyan Japanese: 放課後にゃんにゃん Information Type: OVA Episodes: 1 Status: Finished Airing Aired: Dec 16, 2011 Producers: Queen Bee, Mediabank Studios: Studio 9 Maiami Source: Manga Genre: Hentai Duration: 19 min. Rating: Rx - Hentai Synopsis The first story is about an unnamed schoolgirl who has heard a lot about sex, but lacks any experience whatsoever. Interested in everything, she asks her underclassman Yu to masturbate in front of her. It doesn't take long before the two shake off their embarrassment and do more than just masturbating for each other.